FREE AND STUDY GAMES ABOUT BIOLOGY BLOOD EXAM

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FREE AND STUDY GAMES ABOUT BIOLOGY BLOOD EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -28 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Define anemia

Answer:

Anemia is a decrease in the oxygen-carrying ability of the blood.

Question 2: Name the granular and agranular WBCs

Answer:

Granular account for about 60% of all WBCs. Includes neutrophils. Agranular account for 30% of all WBCs. Includes lymphocytes. Apart from the difference in function regarding each individual type of white blood cell...

Question 3: How can liver dysfunction cause bleeding disorders?

Answer:

your liver not only detoxifies your body, it also makes a lot of proteins, including some clotting factors which are signals and active products that help stop bleeding. If the liver isn't making them, more prone to bleeds.

Question 4: Which category is most numerous?

Answer:

The major categories of formed elements are erythrocytes, leukocytes, and platelets.

Question 5: Name the formed elements that arise from the myeloid stem cell

Answer:

erythrocytes, platelets, monocytes, neutrophils, eosinophils and basophils Question 6: name as many different categories of substances carried in plasma as you can

Answer:

Blood plasma contains over 100 different solutes including nutrients, gasses, hormones, wastes and products of cell activity, ions and proteins. Some are electrolytes, albumin, globulins, fibrinogen and gamma.

Question 7: Which of the following is not typical of leukocytes?

Answer:

Ameboid & The most numerous cells in the bloodstream

Question 8: A child is diagnosed with sickle-cell anemia by

Answer:

both parents carrying the sickle-cell gene

Question 9: The four ABO blood groups are

Answer:

A, B, O, AB

O-positive and most common, AB-negative and least common Question 10: Which of the following can cause problems in a transfusion reaction?

Answer:

Clogging of small vessels by agglutinated clumps of RBCs, Lysis of donated RBCs, Blockage of kidney tubules

Question 11: Polycythemia vera will result in

Answer:

abnormally high blood viscosity

Question 12: Which would lead to increased erythropoiesis?

Answer:

Reduced blood flow to the kidneys

Question 13: Describe the process of hemostasis

Answer:

Homeostasis works to stop blood flow when there is a break in the blood vessel Question 14: If you had a severe infection, would you expect your total WBC count to be closest to 5000, 10000, or 15000mm?

Answer:

WBC over 30,000 indicates massive infection or a serious disease such as leukemia. 10,000 is pretty normal and if WBC falls below 4,000...Viral infections, overwhelming bacterial infections, or bone marrow disorders.

Question 15: what determines wether blood is bright red or dull red in color?

Answer:

Circulating blood is a rather viscous substance that varies in color depending on the amount of oxygen it is carrying. The higher the oxygen levels, the brighter the color Question 16: What is the average lifespan of a RBC? How does the fact that it has no nucleus affect its lifespan?

Answer:

Because RBCs are anucleate they are not able to reproduce and live an average of 100 to 120 days.

Question 17: Give 3 possible causes of anemia

Answer:

iron deficiency folic acid deficiency vitamin b12 deficiency vitamin cdeficiency autoimmune induced hemolytic anemia due to chronic infection some inherited causes like thalasemia and sickle cell anemia acute like surgery and chronic blood lose like stoma

Question 18: Name those arising from the lymphoid stem cell

Answer:

Lymphocytes

Question 19: what is the blood volume of an average sized adult?

Answer:

5-6 liters

Question 20: continued answer...

Answer:

the primary difference between granular and agranular is that the former has visible granules, whereas the later does on have any noticeable granules.Question 21: The leukocyte that releases histamine and other inflammatory chemicals is the

Answer:

basophil Question 22: Sickling of RBCs can be induced in those with sickle-cell anemia by

Answer:

Blood loss, vigorous exercise, stress, fever

Question 23: Which makes up the buffy coat?

Answer:

The buffy coat in a hematocrit tube is comprised of the white blood cells and platelets.

Question 24: Name the stem cell that produces virtually all formed elements

Answer:

hemocytoblasts

Question 25: Which of the following formed elements are phagocytic?

Answer:

Neutrophils & monocytes